./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e359c3e690bc34b8e145f12f51e57f299b8b0bc ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e359c3e690bc34b8e145f12f51e57f299b8b0bc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:01:52,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:52,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:52,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:52,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:52,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:52,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:52,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:52,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:52,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:52,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:52,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:52,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:52,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:52,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:52,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:52,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:52,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:52,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:52,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:52,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:52,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:52,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:52,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:52,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:52,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:52,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:52,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:52,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:52,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:52,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:52,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:52,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:52,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:52,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:52,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:52,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:52,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:52,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:52,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:52,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:52,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:01:52,876 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:52,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:52,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:52,885 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:52,885 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:52,885 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:52,886 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:01:52,886 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:52,886 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:52,886 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:01:52,887 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:01:52,887 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:52,887 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:01:52,888 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:01:52,888 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:01:52,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:52,889 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:01:52,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:01:52,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:01:52,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:52,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:01:52,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:52,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:01:52,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:52,890 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:01:52,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:01:52,891 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:52,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:01:52,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:52,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:52,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:52,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:52,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:52,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:52,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:01:52,893 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:01:52,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:01:52,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:01:52,893 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:52,893 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:52,894 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e359c3e690bc34b8e145f12f51e57f299b8b0bc [2020-11-22 13:01:53,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:53,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:53,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:53,255 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:53,256 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:53,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2020-11-22 13:01:53,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/5646af16e/652c486d497640d7ac1f2ac17f9256b1/FLAG5ae3eb4cb [2020-11-22 13:01:53,931 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:53,935 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2020-11-22 13:01:53,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/5646af16e/652c486d497640d7ac1f2ac17f9256b1/FLAG5ae3eb4cb [2020-11-22 13:01:54,230 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/5646af16e/652c486d497640d7ac1f2ac17f9256b1 [2020-11-22 13:01:54,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:54,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:54,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:54,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:54,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:54,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:54" (1/1) ... [2020-11-22 13:01:54,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69554cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:54, skipping insertion in model container [2020-11-22 13:01:54,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:54" (1/1) ... [2020-11-22 13:01:54,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:54,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:54,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:54,706 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 13:01:54,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4cfded37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:54, skipping insertion in model container [2020-11-22 13:01:54,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:54,709 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:01:54,711 INFO L168 Benchmark]: Toolchain (without parser) took 472.25 ms. Allocated memory is still 117.4 MB. Free memory was 82.1 MB in the beginning and 89.9 MB in the end (delta: -7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:54,712 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 117.4 MB. Free memory was 92.5 MB in the beginning and 92.5 MB in the end (delta: 25.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:54,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.32 ms. Allocated memory is still 117.4 MB. Free memory was 81.9 MB in the beginning and 89.9 MB in the end (delta: -8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:54,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 117.4 MB. Free memory was 92.5 MB in the beginning and 92.5 MB in the end (delta: 25.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 468.32 ms. Allocated memory is still 117.4 MB. Free memory was 81.9 MB in the beginning and 89.9 MB in the end (delta: -8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 567]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:01:57,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:57,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:57,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:57,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:57,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:57,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:57,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:57,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:57,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:57,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:57,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:57,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:57,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:57,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:57,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:57,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:57,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:57,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:57,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:57,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:57,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:57,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:57,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:57,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:57,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:57,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:57,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:57,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:57,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:57,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:57,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:57,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:57,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:57,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:57,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:57,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:57,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:57,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:57,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:57,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:57,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:01:57,219 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:57,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:57,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:57,220 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:57,221 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:57,221 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:57,221 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:57,221 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:57,221 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:57,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:57,222 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:01:57,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:01:57,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:57,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:01:57,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:57,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:01:57,224 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:57,224 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:01:57,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:01:57,224 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:01:57,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:01:57,225 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:57,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:01:57,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:57,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:01:57,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:57,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:57,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:57,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:57,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:57,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:01:57,227 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:01:57,227 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:01:57,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:01:57,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:57,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:57,228 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e359c3e690bc34b8e145f12f51e57f299b8b0bc [2020-11-22 13:01:57,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:57,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:57,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:57,680 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:57,680 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:57,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2020-11-22 13:01:57,767 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/5f30668d5/af4563dce6a6430b9cfd68b0aeffc750/FLAG96e0d776c [2020-11-22 13:01:58,441 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:58,442 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2020-11-22 13:01:58,461 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/5f30668d5/af4563dce6a6430b9cfd68b0aeffc750/FLAG96e0d776c [2020-11-22 13:01:58,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/data/5f30668d5/af4563dce6a6430b9cfd68b0aeffc750 [2020-11-22 13:01:58,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:58,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:58,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:58,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:58,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:58,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:58" (1/1) ... [2020-11-22 13:01:58,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18869b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:58, skipping insertion in model container [2020-11-22 13:01:58,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:58" (1/1) ... [2020-11-22 13:01:58,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:58,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:59,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:59,121 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:01:59,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:59,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:59,236 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:01:59,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:01:59,349 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:01:59,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59 WrapperNode [2020-11-22 13:01:59,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:59,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:01:59,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:01:59,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:01:59,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:01:59,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:01:59,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:01:59,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:01:59,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... [2020-11-22 13:01:59,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:01:59,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:01:59,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:01:59,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:01:59,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:01:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:01:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:01:59,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:02:01,978 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:02:01,978 INFO L298 CfgBuilder]: Removed 128 assume(true) statements. [2020-11-22 13:02:01,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:02:01 BoogieIcfgContainer [2020-11-22 13:02:01,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:02:01,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:02:01,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:02:01,985 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:02:01,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:01:58" (1/3) ... [2020-11-22 13:02:01,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b43cca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:02:01, skipping insertion in model container [2020-11-22 13:02:01,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:59" (2/3) ... [2020-11-22 13:02:01,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b43cca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:02:01, skipping insertion in model container [2020-11-22 13:02:01,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:02:01" (3/3) ... [2020-11-22 13:02:01,988 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product42.cil.c [2020-11-22 13:02:02,000 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:02:02,004 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:02:02,017 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:02:02,042 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:02:02,042 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:02:02,042 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:02:02,043 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:02:02,043 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:02:02,043 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:02:02,043 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:02:02,043 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:02:02,059 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2020-11-22 13:02:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-22 13:02:02,065 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:02,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:02,066 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:02,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:02,072 INFO L82 PathProgramCache]: Analyzing trace with hash -1018391180, now seen corresponding path program 1 times [2020-11-22 13:02:02,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:02,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1279500061] [2020-11-22 13:02:02,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:02,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:02:02,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:02,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:02,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:02,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1279500061] [2020-11-22 13:02:02,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:02,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:02:02,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087455306] [2020-11-22 13:02:02,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:02:02,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:02,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:02:02,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:02:02,385 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 2 states. [2020-11-22 13:02:02,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:02,413 INFO L93 Difference]: Finished difference Result 183 states and 272 transitions. [2020-11-22 13:02:02,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:02:02,414 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-11-22 13:02:02,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:02,424 INFO L225 Difference]: With dead ends: 183 [2020-11-22 13:02:02,425 INFO L226 Difference]: Without dead ends: 89 [2020-11-22 13:02:02,438 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:02:02,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-11-22 13:02:02,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2020-11-22 13:02:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-11-22 13:02:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2020-11-22 13:02:02,478 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 18 [2020-11-22 13:02:02,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:02,479 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2020-11-22 13:02:02,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:02:02,479 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2020-11-22 13:02:02,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:02:02,480 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:02,480 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:02,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:02:02,694 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:02,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:02,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1929421933, now seen corresponding path program 1 times [2020-11-22 13:02:02,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:02,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342197925] [2020-11-22 13:02:02,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:02,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:02:02,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:02,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:02,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342197925] [2020-11-22 13:02:02,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:02,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:02:02,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415097888] [2020-11-22 13:02:02,917 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:02:02,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:02,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:02:02,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:02:02,918 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand 4 states. [2020-11-22 13:02:02,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:02,931 INFO L93 Difference]: Finished difference Result 89 states and 126 transitions. [2020-11-22 13:02:02,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:02:02,932 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-11-22 13:02:02,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:02,933 INFO L225 Difference]: With dead ends: 89 [2020-11-22 13:02:02,933 INFO L226 Difference]: Without dead ends: 39 [2020-11-22 13:02:02,934 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:02:02,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-11-22 13:02:02,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-11-22 13:02:02,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-11-22 13:02:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 55 transitions. [2020-11-22 13:02:02,940 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 55 transitions. Word has length 19 [2020-11-22 13:02:02,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:02,940 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 55 transitions. [2020-11-22 13:02:02,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:02:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2020-11-22 13:02:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-22 13:02:02,941 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:02,942 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:03,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:02:03,154 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:03,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:03,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1246279967, now seen corresponding path program 1 times [2020-11-22 13:02:03,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:03,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1259236231] [2020-11-22 13:02:03,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:03,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:02:03,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:03,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:03,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1259236231] [2020-11-22 13:02:03,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:03,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:02:03,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480086698] [2020-11-22 13:02:03,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:02:03,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:03,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:02:03,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:02:03,370 INFO L87 Difference]: Start difference. First operand 39 states and 55 transitions. Second operand 4 states. [2020-11-22 13:02:03,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:03,407 INFO L93 Difference]: Finished difference Result 72 states and 104 transitions. [2020-11-22 13:02:03,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:02:03,411 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-11-22 13:02:03,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:03,412 INFO L225 Difference]: With dead ends: 72 [2020-11-22 13:02:03,412 INFO L226 Difference]: Without dead ends: 39 [2020-11-22 13:02:03,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:02:03,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-11-22 13:02:03,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-11-22 13:02:03,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-11-22 13:02:03,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2020-11-22 13:02:03,420 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 24 [2020-11-22 13:02:03,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:03,420 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2020-11-22 13:02:03,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:02:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2020-11-22 13:02:03,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-22 13:02:03,422 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:03,422 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:03,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:02:03,623 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:03,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:03,623 INFO L82 PathProgramCache]: Analyzing trace with hash 607128155, now seen corresponding path program 1 times [2020-11-22 13:02:03,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:03,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061452204] [2020-11-22 13:02:03,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:03,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:02:03,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:03,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:03,806 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:03,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061452204] [2020-11-22 13:02:03,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:03,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:02:03,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587824604] [2020-11-22 13:02:03,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:02:03,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:03,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:02:03,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:02:03,813 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2020-11-22 13:02:03,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:03,869 INFO L93 Difference]: Finished difference Result 95 states and 135 transitions. [2020-11-22 13:02:03,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:02:03,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-22 13:02:03,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:03,870 INFO L225 Difference]: With dead ends: 95 [2020-11-22 13:02:03,871 INFO L226 Difference]: Without dead ends: 62 [2020-11-22 13:02:03,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:02:03,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-11-22 13:02:03,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2020-11-22 13:02:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-11-22 13:02:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2020-11-22 13:02:03,886 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 25 [2020-11-22 13:02:03,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:03,886 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2020-11-22 13:02:03,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:02:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2020-11-22 13:02:03,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-22 13:02:03,888 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:03,888 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:04,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:02:04,108 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:04,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:04,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1327381871, now seen corresponding path program 1 times [2020-11-22 13:02:04,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:04,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [548996516] [2020-11-22 13:02:04,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:04,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:02:04,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:04,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:04,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:04,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:04,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [548996516] [2020-11-22 13:02:04,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:04,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-11-22 13:02:04,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653262299] [2020-11-22 13:02:04,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:02:04,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:04,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:02:04,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:02:04,455 INFO L87 Difference]: Start difference. First operand 60 states and 84 transitions. Second operand 8 states. [2020-11-22 13:02:04,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:04,917 INFO L93 Difference]: Finished difference Result 630 states and 923 transitions. [2020-11-22 13:02:04,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-22 13:02:04,918 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2020-11-22 13:02:04,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:04,926 INFO L225 Difference]: With dead ends: 630 [2020-11-22 13:02:04,927 INFO L226 Difference]: Without dead ends: 576 [2020-11-22 13:02:04,931 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2020-11-22 13:02:04,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2020-11-22 13:02:04,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 153. [2020-11-22 13:02:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-11-22 13:02:04,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 213 transitions. [2020-11-22 13:02:04,994 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 213 transitions. Word has length 31 [2020-11-22 13:02:04,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:04,995 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 213 transitions. [2020-11-22 13:02:04,995 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:02:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2020-11-22 13:02:05,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-22 13:02:05,001 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:05,001 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:05,221 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:02:05,222 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:05,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:05,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1796495249, now seen corresponding path program 1 times [2020-11-22 13:02:05,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:05,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [798658999] [2020-11-22 13:02:05,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:05,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:02:05,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:05,424 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:05,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:05,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [798658999] [2020-11-22 13:02:05,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:05,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-22 13:02:05,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417256989] [2020-11-22 13:02:05,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:02:05,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:05,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:02:05,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:02:05,440 INFO L87 Difference]: Start difference. First operand 153 states and 213 transitions. Second operand 4 states. [2020-11-22 13:02:05,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:05,528 INFO L93 Difference]: Finished difference Result 453 states and 639 transitions. [2020-11-22 13:02:05,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:02:05,528 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-11-22 13:02:05,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:05,532 INFO L225 Difference]: With dead ends: 453 [2020-11-22 13:02:05,532 INFO L226 Difference]: Without dead ends: 352 [2020-11-22 13:02:05,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:02:05,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2020-11-22 13:02:05,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 155. [2020-11-22 13:02:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-11-22 13:02:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 214 transitions. [2020-11-22 13:02:05,575 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 214 transitions. Word has length 32 [2020-11-22 13:02:05,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:05,576 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 214 transitions. [2020-11-22 13:02:05,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:02:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2020-11-22 13:02:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-22 13:02:05,577 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:05,577 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:05,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:02:05,789 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:05,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:05,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1538329811, now seen corresponding path program 1 times [2020-11-22 13:02:05,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:05,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1064352455] [2020-11-22 13:02:05,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:05,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:02:05,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:06,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:06,008 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:06,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:06,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1064352455] [2020-11-22 13:02:06,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:06,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 13:02:06,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482698802] [2020-11-22 13:02:06,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:02:06,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:06,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:02:06,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:02:06,058 INFO L87 Difference]: Start difference. First operand 155 states and 214 transitions. Second operand 8 states. [2020-11-22 13:02:06,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:06,181 INFO L93 Difference]: Finished difference Result 538 states and 753 transitions. [2020-11-22 13:02:06,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:02:06,182 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 32 [2020-11-22 13:02:06,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:06,185 INFO L225 Difference]: With dead ends: 538 [2020-11-22 13:02:06,185 INFO L226 Difference]: Without dead ends: 389 [2020-11-22 13:02:06,189 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-22 13:02:06,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-11-22 13:02:06,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 161. [2020-11-22 13:02:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-11-22 13:02:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 219 transitions. [2020-11-22 13:02:06,230 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 219 transitions. Word has length 32 [2020-11-22 13:02:06,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:06,232 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 219 transitions. [2020-11-22 13:02:06,232 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:02:06,232 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2020-11-22 13:02:06,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:02:06,234 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:06,234 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:06,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 13:02:06,457 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:06,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:06,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1048057311, now seen corresponding path program 1 times [2020-11-22 13:02:06,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:06,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1720959519] [2020-11-22 13:02:06,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:06,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 13:02:06,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:06,718 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:06,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1720959519] [2020-11-22 13:02:06,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:06,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:02:06,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508490770] [2020-11-22 13:02:06,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:02:06,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:06,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:02:06,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-22 13:02:06,728 INFO L87 Difference]: Start difference. First operand 161 states and 219 transitions. Second operand 6 states. [2020-11-22 13:02:07,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:07,130 INFO L93 Difference]: Finished difference Result 1196 states and 1615 transitions. [2020-11-22 13:02:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-22 13:02:07,131 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-11-22 13:02:07,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:07,137 INFO L225 Difference]: With dead ends: 1196 [2020-11-22 13:02:07,138 INFO L226 Difference]: Without dead ends: 1041 [2020-11-22 13:02:07,138 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-11-22 13:02:07,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2020-11-22 13:02:07,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 302. [2020-11-22 13:02:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-11-22 13:02:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 405 transitions. [2020-11-22 13:02:07,196 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 405 transitions. Word has length 35 [2020-11-22 13:02:07,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:07,196 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 405 transitions. [2020-11-22 13:02:07,196 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:02:07,196 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 405 transitions. [2020-11-22 13:02:07,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:02:07,199 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:07,199 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:07,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 13:02:07,413 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:07,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:07,413 INFO L82 PathProgramCache]: Analyzing trace with hash -367998941, now seen corresponding path program 1 times [2020-11-22 13:02:07,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:07,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [109810715] [2020-11-22 13:02:07,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:07,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:02:07,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:07,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:07,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [109810715] [2020-11-22 13:02:07,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:07,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 13:02:07,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884842488] [2020-11-22 13:02:07,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:02:07,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:07,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:02:07,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:02:07,670 INFO L87 Difference]: Start difference. First operand 302 states and 405 transitions. Second operand 8 states. [2020-11-22 13:02:09,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:09,012 INFO L93 Difference]: Finished difference Result 781 states and 1060 transitions. [2020-11-22 13:02:09,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-22 13:02:09,014 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2020-11-22 13:02:09,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:09,015 INFO L225 Difference]: With dead ends: 781 [2020-11-22 13:02:09,015 INFO L226 Difference]: Without dead ends: 211 [2020-11-22 13:02:09,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-11-22 13:02:09,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-11-22 13:02:09,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 155. [2020-11-22 13:02:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-11-22 13:02:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 194 transitions. [2020-11-22 13:02:09,049 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 194 transitions. Word has length 35 [2020-11-22 13:02:09,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:09,051 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 194 transitions. [2020-11-22 13:02:09,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:02:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2020-11-22 13:02:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 13:02:09,053 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:02:09,054 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:02:09,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 13:02:09,269 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:02:09,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:02:09,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1326928741, now seen corresponding path program 1 times [2020-11-22 13:02:09,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:02:09,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723522016] [2020-11-22 13:02:09,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-11-22 13:02:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:02:09,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:02:09,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:02:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:09,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:02:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:02:09,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [723522016] [2020-11-22 13:02:09,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:02:09,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 13:02:09,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873556734] [2020-11-22 13:02:09,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:02:09,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:02:09,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:02:09,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:02:09,531 INFO L87 Difference]: Start difference. First operand 155 states and 194 transitions. Second operand 8 states. [2020-11-22 13:02:12,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:02:12,642 INFO L93 Difference]: Finished difference Result 481 states and 596 transitions. [2020-11-22 13:02:12,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 13:02:12,642 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2020-11-22 13:02:12,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:02:12,643 INFO L225 Difference]: With dead ends: 481 [2020-11-22 13:02:12,643 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:02:12,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-11-22 13:02:12,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:02:12,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:02:12,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:02:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:02:12,644 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2020-11-22 13:02:12,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:02:12,644 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:02:12,644 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:02:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:02:12,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:02:12,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-11-22 13:02:12,856 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:02:13,569 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 160 [2020-11-22 13:02:13,911 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 117 [2020-11-22 13:02:14,371 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 160 [2020-11-22 13:02:14,875 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 162 [2020-11-22 13:02:15,062 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 126 [2020-11-22 13:02:15,176 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 104 [2020-11-22 13:02:15,322 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 81 [2020-11-22 13:02:15,598 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2020-11-22 13:02:16,703 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-11-22 13:02:17,743 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 113 DAG size of output: 35 [2020-11-22 13:02:18,060 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2020-11-22 13:02:19,043 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-11-22 13:02:19,314 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2020-11-22 13:02:19,802 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 44 [2020-11-22 13:02:20,785 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-11-22 13:02:21,378 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 28 [2020-11-22 13:02:21,848 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 50 [2020-11-22 13:02:22,159 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2020-11-22 13:02:23,057 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 43 [2020-11-22 13:02:23,155 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:02:23,155 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:02:23,155 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:02:23,155 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L499-1(line 499) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L499-2(line 499) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-11-22 13:02:23,156 INFO L270 CegarLoopResult]: At program point L236(lines 236 242) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_processEnvironment_~tmp~2 (_ bv4294967295 32))) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) .cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (and .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse4 .cse3) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse1 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse3))) [2020-11-22 13:02:23,156 INFO L270 CegarLoopResult]: At program point L236-1(lines 236 242) the Hoare annotation is: false [2020-11-22 13:02:23,156 INFO L270 CegarLoopResult]: At program point L236-2(lines 236 242) the Hoare annotation is: false [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L484(lines 484 490) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L484-1(lines 484 490) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L484-2(lines 484 490) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L187(lines 187 200) no Hoare annotation was computed. [2020-11-22 13:02:23,156 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-22 13:02:23,157 INFO L270 CegarLoopResult]: At program point L534(lines 529 537) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:02:23,157 INFO L274 CegarLoopResult]: For program point L914(lines 914 934) no Hoare annotation was computed. [2020-11-22 13:02:23,157 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 934) no Hoare annotation was computed. [2020-11-22 13:02:23,157 INFO L274 CegarLoopResult]: For program point L914-4(lines 914 934) no Hoare annotation was computed. [2020-11-22 13:02:23,157 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:02:23,157 INFO L274 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-11-22 13:02:23,157 INFO L270 CegarLoopResult]: At program point L205(lines 156 206) the Hoare annotation is: false [2020-11-22 13:02:23,157 INFO L270 CegarLoopResult]: At program point L387(lines 372 390) the Hoare annotation is: (let ((.cse5 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse8 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse6 .cse4 .cse7 .cse8 .cse9) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse6 .cse4 .cse7 .cse8 .cse9))) [2020-11-22 13:02:23,157 INFO L270 CegarLoopResult]: At program point L387-1(lines 372 390) the Hoare annotation is: false [2020-11-22 13:02:23,158 INFO L270 CegarLoopResult]: At program point L387-2(lines 372 390) the Hoare annotation is: false [2020-11-22 13:02:23,158 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:02:23,158 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-22 13:02:23,158 INFO L274 CegarLoopResult]: For program point L58-1(lines 229 235) no Hoare annotation was computed. [2020-11-22 13:02:23,158 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-11-22 13:02:23,158 INFO L270 CegarLoopResult]: At program point L323(lines 316 326) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (= (_ bv0 32) (bvadd ULTIMATE.start_processEnvironment_~tmp~2 (_ bv4294967295 32)))) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse12 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse13 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (.cse8 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (not (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)))) (.cse6 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse7 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse2 .cse11 .cse7 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5 .cse11 .cse7 .cse12 .cse13 .cse14) (and .cse8 .cse0 .cse10 .cse2 .cse4 .cse6 .cse7))) [2020-11-22 13:02:23,158 INFO L270 CegarLoopResult]: At program point L323-1(lines 316 326) the Hoare annotation is: false [2020-11-22 13:02:23,158 INFO L270 CegarLoopResult]: At program point L323-2(lines 316 326) the Hoare annotation is: false [2020-11-22 13:02:23,158 INFO L274 CegarLoopResult]: For program point L158(lines 157 204) no Hoare annotation was computed. [2020-11-22 13:02:23,158 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L270 CegarLoopResult]: At program point L489(lines 480 493) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse6 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse3 .cse4))) [2020-11-22 13:02:23,159 INFO L270 CegarLoopResult]: At program point L489-1(lines 480 493) the Hoare annotation is: false [2020-11-22 13:02:23,159 INFO L270 CegarLoopResult]: At program point L489-2(lines 480 493) the Hoare annotation is: false [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point L407-3(lines 407 411) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point L407-6(lines 407 411) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point L920(lines 920 933) no Hoare annotation was computed. [2020-11-22 13:02:23,159 INFO L270 CegarLoopResult]: At program point L920-1(lines 1 937) the Hoare annotation is: (let ((.cse5 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv4294967295 32)) (_ bv0 32))) (.cse1 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse4 .cse7 .cse5 .cse6) (and .cse2 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse7 .cse6) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_processEnvironment_~tmp~2 (_ bv4294967295 32))) .cse3 .cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) .cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (and .cse2 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse6))) [2020-11-22 13:02:23,159 INFO L274 CegarLoopResult]: For program point L920-2(lines 920 933) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L270 CegarLoopResult]: At program point L920-3(lines 1 937) the Hoare annotation is: false [2020-11-22 13:02:23,160 INFO L274 CegarLoopResult]: For program point L920-4(lines 920 933) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L270 CegarLoopResult]: At program point L920-5(lines 1 937) the Hoare annotation is: false [2020-11-22 13:02:23,160 INFO L274 CegarLoopResult]: For program point L177(lines 177 183) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L270 CegarLoopResult]: At program point L177-1(lines 177 183) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse1) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse2 .cse1))) [2020-11-22 13:02:23,160 INFO L274 CegarLoopResult]: For program point L261(lines 261 278) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L274 CegarLoopResult]: For program point L261-1(lines 261 278) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L274 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 278) no Hoare annotation was computed. [2020-11-22 13:02:23,160 INFO L270 CegarLoopResult]: At program point L195-2(lines 229 235) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse1) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse2 .cse1))) [2020-11-22 13:02:23,160 INFO L270 CegarLoopResult]: At program point L476(lines 471 479) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) .cse1) (and .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse1))) [2020-11-22 13:02:23,160 INFO L270 CegarLoopResult]: At program point L476-1(lines 471 479) the Hoare annotation is: false [2020-11-22 13:02:23,161 INFO L270 CegarLoopResult]: At program point L476-2(lines 471 479) the Hoare annotation is: false [2020-11-22 13:02:23,161 INFO L270 CegarLoopResult]: At program point L526(lines 1 937) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:02:23,162 INFO L270 CegarLoopResult]: At program point L229(lines 228 247) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse1) (and .cse0 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1) (and (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 .cse2 .cse1))) [2020-11-22 13:02:23,162 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 235) no Hoare annotation was computed. [2020-11-22 13:02:23,162 INFO L270 CegarLoopResult]: At program point L229-2(lines 228 247) the Hoare annotation is: false [2020-11-22 13:02:23,162 INFO L270 CegarLoopResult]: At program point L229-3(lines 228 247) the Hoare annotation is: false [2020-11-22 13:02:23,163 INFO L270 CegarLoopResult]: At program point L444(lines 439 447) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ULTIMATE.start_processEnvironment_~tmp~2 (_ bv4294967295 32)))) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32)))) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse8 (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (.cse0 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse11 (not (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)))) (.cse13 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse6 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse10 .cse4 .cse11 .cse12 .cse13 .cse6) (and .cse1 .cse10 .cse2 .cse4 .cse12 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse11 .cse13 .cse6))) [2020-11-22 13:02:23,163 INFO L270 CegarLoopResult]: At program point L444-1(lines 439 447) the Hoare annotation is: (let ((.cse4 (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32)))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (not (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2 .cse3) (and .cse4 .cse0 .cse5 (= (_ bv0 32) (bvadd ULTIMATE.start_processEnvironment_~tmp~2 (_ bv4294967295 32))) .cse1 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv4294967295 32))) .cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32)) (= (_ bv0 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv0 32))) (and .cse4 .cse0 .cse5 .cse1 .cse2 .cse3) (and .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse3))) [2020-11-22 13:02:23,163 INFO L270 CegarLoopResult]: At program point L444-2(lines 439 447) the Hoare annotation is: false [2020-11-22 13:02:23,163 INFO L270 CegarLoopResult]: At program point L444-3(lines 439 447) the Hoare annotation is: false [2020-11-22 13:02:23,163 INFO L270 CegarLoopResult]: At program point L444-4(lines 439 447) the Hoare annotation is: false [2020-11-22 13:02:23,163 INFO L270 CegarLoopResult]: At program point L444-5(lines 439 447) the Hoare annotation is: false [2020-11-22 13:02:23,163 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:02:23,163 INFO L274 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-11-22 13:02:23,163 INFO L274 CegarLoopResult]: For program point L924-2(lines 924 930) no Hoare annotation was computed. [2020-11-22 13:02:23,163 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:02:23,163 INFO L274 CegarLoopResult]: For program point L924-4(lines 924 930) no Hoare annotation was computed. [2020-11-22 13:02:23,163 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-11-22 13:02:23,163 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L298(lines 298 304) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L265-1(lines 265 273) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L298-2(lines 298 304) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L265-2(lines 265 273) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L298-4(lines 298 304) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L381(lines 381 385) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L381-2(lines 381 385) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L381-3(lines 381 385) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L381-5(lines 381 385) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L381-6(lines 381 385) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L381-8(lines 381 385) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L274 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-11-22 13:02:23,164 INFO L270 CegarLoopResult]: At program point L332(lines 327 335) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:02:23,165 INFO L270 CegarLoopResult]: At program point L332-1(lines 327 335) the Hoare annotation is: false [2020-11-22 13:02:23,165 INFO L270 CegarLoopResult]: At program point L332-2(lines 327 335) the Hoare annotation is: false [2020-11-22 13:02:23,165 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-11-22 13:02:23,165 INFO L270 CegarLoopResult]: At program point L167-1(lines 167 173) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (bvadd ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~methaneLevelCritical~0 (_ bv4294967295 32))) .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse1 .cse2) (and .cse0 (= ULTIMATE.start_activatePump_~tmp~3 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse2))) [2020-11-22 13:02:23,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:02:23 BoogieIcfgContainer [2020-11-22 13:02:23,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:02:23,248 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:02:23,248 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:02:23,248 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:02:23,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:02:01" (3/4) ... [2020-11-22 13:02:23,251 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:02:23,277 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:02:23,278 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:02:23,279 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:02:23,280 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:02:23,281 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:02:23,282 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:02:23,282 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:02:23,306 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,306 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,307 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,308 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,309 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,310 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(2bv32 == \result)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,310 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32) [2020-11-22 13:02:23,311 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:02:23,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,312 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:02:23,367 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fed872fe-f02c-4e4e-94d6-8bd1986b74d9/bin/utaipan/witness.graphml [2020-11-22 13:02:23,367 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:02:23,369 INFO L168 Benchmark]: Toolchain (without parser) took 24645.66 ms. Allocated memory was 48.2 MB in the beginning and 182.5 MB in the end (delta: 134.2 MB). Free memory was 23.6 MB in the beginning and 111.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,370 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 48.2 MB. Free memory was 31.0 MB in the beginning and 31.0 MB in the end (delta: 21.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:02:23,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.14 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.4 MB in the beginning and 30.5 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.89 ms. Allocated memory is still 58.7 MB. Free memory was 30.5 MB in the beginning and 40.9 MB in the end (delta: -10.3 MB). Peak memory consumption was 3.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,371 INFO L168 Benchmark]: Boogie Preprocessor took 49.82 ms. Allocated memory is still 58.7 MB. Free memory was 40.9 MB in the beginning and 38.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,372 INFO L168 Benchmark]: RCFGBuilder took 2508.25 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 38.3 MB in the beginning and 35.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,372 INFO L168 Benchmark]: TraceAbstraction took 21265.62 ms. Allocated memory was 71.3 MB in the beginning and 182.5 MB in the end (delta: 111.1 MB). Free memory was 35.3 MB in the beginning and 119.8 MB in the end (delta: -84.4 MB). Peak memory consumption was 95.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,372 INFO L168 Benchmark]: Witness Printer took 119.68 ms. Allocated memory is still 182.5 MB. Free memory was 119.8 MB in the beginning and 111.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:23,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 48.2 MB. Free memory was 31.0 MB in the beginning and 31.0 MB in the end (delta: 21.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 624.14 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.4 MB in the beginning and 30.5 MB in the end (delta: -7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.89 ms. Allocated memory is still 58.7 MB. Free memory was 30.5 MB in the beginning and 40.9 MB in the end (delta: -10.3 MB). Peak memory consumption was 3.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.82 ms. Allocated memory is still 58.7 MB. Free memory was 40.9 MB in the beginning and 38.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2508.25 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 38.3 MB in the beginning and 35.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21265.62 ms. Allocated memory was 71.3 MB in the beginning and 182.5 MB in the end (delta: 111.1 MB). Free memory was 35.3 MB in the beginning and 119.8 MB in the end (delta: -84.4 MB). Peak memory consumption was 95.0 MB. Max. memory is 16.1 GB. * Witness Printer took 119.68 ms. Allocated memory is still 182.5 MB. Free memory was 119.8 MB in the beginning and 111.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32) - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && \result == 0bv32) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: (((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: (((((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(tmp == 0bv32)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || (((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: ((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && \result == 1bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32)) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32)) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == \result)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: (((((((((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && \result == 1bv32) && 0bv32 == \result) && tmp == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((0bv32 == ~bvadd64(methaneLevelCritical, 4294967295bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 0bv32) && 0bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(2bv32 == \result)) && !(0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && tmp == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 96 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 962 SDtfs, 1742 SDslu, 2630 SDs, 0 SdLazy, 331 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 589 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=302occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 1645 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 40 PreInvPairs, 304 NumberOfFragments, 1140 HoareAnnotationTreeSize, 40 FomulaSimplifications, 840893 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 40 FomulaSimplificationsInter, 86468 FormulaSimplificationTreeSizeReductionInter, 7.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 554 ConstructedInterpolants, 0 QuantifiedInterpolants, 33520 SizeOfPredicates, 25 NumberOfNonLiveVariables, 2095 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...